AZIMUTH Meaning and
Definition
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Azimuth refers to a navigational term utilized to describe the horizontal angle or bearing of an object in relation to a reference point, typically the observer's position or the direction of true north. It is often used to determine the direction or location of objects or landmarks in the field of surveying or astronomy. Azimuth is measured clockwise from the north direction, ranging from 0° to 360°, with 0° representing due north, 90° for east, 180° for south, and 270° for west. The term originates from the Arabic word "as-sumūt," meaning "the paths" or "the directions."
In navigation, especially in celestial navigation, azimuth is used to locate celestial bodies such as the sun, stars, or planets. By determining the azimuth of a celestial body, navigators can establish their position on the Earth's surface accurately. It is an essential parameter in the process of triangulation or determining the position of an object by using multiple azimuths from various reference points.
In surveying, azimuth is employed to determine or describe the horizontal direction of a specific point or line in a project area. It is essential for accurate mapping, boundary establishment, and construction activities. Topographic mapping, land surveying, and geodetic operations often rely on azimuth measurements to define the relationships between points and lines on the Earth's surface.
Overall, azimuth plays a crucial role in various fields that require accurate orientation or location determination, contributing to the successful execution of navigation, surveying, and astronomical operations.
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In astron., the angular distance of a celestial object from the north or south point of the horizon when the object is referred to the horizon by a vertical circle.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
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Etymology of AZIMUTH
The word "azimuth" is derived from the Arabic word "as-sumūt", which means "the ways" or "the directions". It was borrowed into English from Arabic through Latin, and it first appeared in scientific and navigational texts in the 14th century. The use of "azimuth" in mathematics and astronomy became more widespread in the 17th and 18th centuries.
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